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Pool Care Calculators MCP

by poolcarecalculators.com · remote · no sign-in to list tools · v1.0.0 · published by com.poolcarecalculators

Read-only pool salt dosing, bag counts, optional costs, and water volume in US gallons and liters.

Changes · 2
CompareRegistry entry

2 tools: 2 change things.

Scanned Oct 21, 2026

No check matched anything in the tool definitions. No finding is not a safety guarantee. How the checks work.

claude mcp add --transport http pool-care-calculators https://poolcarecalculators.com/mcp

Tools

Open a tool for its reasons and full description. Descriptions are the publisher's own words, shown as they are.

2 tools

Changes things 2Claude Code: ask
  • calculate_pool_saltEstimate swimming pool salt addition in pounds and bags from measured salt ppm and a user-supplied target.No findings

    Why it is in this group

    • Nothing in its name or description says what it does, so it is counted as a write.
    • The server marks it read-only (readOnlyHint: true), but an annotation never lowers a class.
    Description, as the server wrote it
    Estimate swimming pool salt addition in pounds and bags from measured salt ppm and a user-supplied target. Includes high-salt dilution guidance and retest cautions. No equipment control.

    Annotations the server declares

    • readOnlyHint: true
    • destructiveHint: false
    • idempotentHint: true
    • openWorldHint: false
  • calculate_pool_volumeEstimate swimming pool volume in US gallons and liters from rectangular, round, oval, or surface-area dimensions in feet or meters.No findings

    Why it is in this group

    • Nothing in its name or description says what it does, so it is counted as a write.
    • The server marks it read-only (readOnlyHint: true), but an annotation never lowers a class.
    Description, as the server wrote it
    Estimate swimming pool volume in US gallons and liters from rectangular, round, oval, or surface-area dimensions in feet or meters. Includes turnover flow, not equipment sizing.

    Annotations the server declares

    • readOnlyHint: true
    • destructiveHint: false
    • idempotentHint: true
    • openWorldHint: false

This is not a safety rating, and no finding is not a safety guarantee. The groups and findings come from fixed checks of the tool definitions the server returned on the date shown, not from its code or what it does when called. How the checks work.

Install

Pinned to version 1.0.0. Values in angle brackets are yours to fill in.

claude mcp add --transport http pool-care-calculators https://poolcarecalculators.com/mcp

Run in a terminal.

Claude Code permissions

Allow the reads, ask before a change, deny the deletes. Paste into .claude/settings.json.

.claude/settings.json
{
  "permissions": {
    "allow": [],
    "ask": [
      "mcp__pool-care-calculators__calculate_pool_salt",
      "mcp__pool-care-calculators__calculate_pool_volume"
    ],
    "deny": []
  }
}

Tools that only read are allowed, tools that change things ask first, tools that delete or cancel are denied. It assumes the server is installed as pool-care-calculators. Review it before you use it.